A New Roller Coaster Contains a Loop-The-Loop in Which the Car

question 90

Multiple Choice

A new roller coaster contains a loop-the-loop in which the car and rider are completely upside down. If the radius of the loop is 13.2 m, with what minimum speed must the car traverse the loop so that the rider does not fall out while upside down at the top? Assume the rider is not strapped to the car.

• A) 11.4 m/s
• B) 12.5 m/s
• C) 10.1 m/s
• D) 14.9 m/s

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Definitions:

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The process of bringing the temperature of a liquid infant formula down to a safe and comfortable level for feeding.

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